Lipton Green Tea If you’re sipping on a budget, this pick from Lipton should be your go-to. With 71 mg of EGCG per one-cup serving, this tea boasts one of the highest levels of the brewable varieties tested—and at about $4 for 40 tea bags, it’s also the best value. Researchers also noted that there are more leaves packed into each individual bag, so you really are getting more of the good stuff for your cash. Serving size: 1 teabag; EGCG content: 71 mg; Cost: About $0.10; Calories: 0